Finding the Fourth Proportional to 261,574.21, 361,082.10 and 176,806.09
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Solution
The fourth proportional to 261,574.21, 361,082.10 and 176,806.09 is: 244,066.55
Step by Step Solution
- Step 1: Write the proportion equation
261,574.21 : 361,082.10 = 176,806.09 : x - Step 2: Convert to fraction form
261,574.21/361,082.10 = 176,806.09/x - Step 3: Cross multiply
261,574.21x = 361,082.10 × 176,806.09 - Step 4: Simplify right side
261,574.21x = 63,841,514,269.99 - Step 5: Solve for x
x = 63,841,514,269.99/261,574.21 - Step 6: Final answer
x = 244,066.55
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.